magnet:?xt=urn:btih:d674c7ea1e352b1b47f29f2e6d86845a8f42535c&xt=urn:md5:547d6c6c33a8675dd11cc7da0777952a&xl=40&dn=5.12.9-0-202006121831qtserialbus-documentation.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_5129_src_doc_examples/qt.qt5.5129.doc/5.12.9-0-202006121831qtserialbus-documentation.7z.sha1&tr=http://bt.qt-project.org:6969/announce